Home / 671,872,021.20-1,007,656,788.60-241,050,517.20

Finding the Fourth Proportional to 671,872,021.20, 1,007,656,788.60 and 241,050,517.20

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Solution

The fourth proportional to 671,872,021.20, 1,007,656,788.60 and 241,050,517.20 is: 361,521,513.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,872,021.20 : 1,007,656,788.60 = 241,050,517.20 : x
  2. Step 2: Convert to fraction form
    671,872,021.20/1,007,656,788.60 = 241,050,517.20/x
  3. Step 3: Cross multiply
    671,872,021.20x = 1,007,656,788.60 × 241,050,517.20
  4. Step 4: Simplify right side
    671,872,021.20x = 242,896,190,052,121,056
  5. Step 5: Solve for x
    x = 242,896,190,052,121,056/671,872,021.20
  6. Step 6: Final answer
    x = 361,521,513.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.